The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 20, 2004
Filed:
Jun. 03, 1999
Applicant:
Inventors:
Kari Malmivirta, Tampere, FI;
Olli Varjus, Tampere, FI;
Tapio Saarinen, Kello, FI;
Petri Kotilainen, Tampere, FI;
Assignee:
Nokia Mobile Phones Ltd., Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/155 ;
U.S. Cl.
CPC ...
H04B 7/155 ;
Abstract
A mobile station comprises means ( ) for receiving downlink data from test equipment and means ( ) for sending uplink data to the test equipment. To test data channel operation a test loop ( ) is established to loop downlink data received from the test equipment back to the uplink direction to the test equipment. During the test, the reception of downlink data and transmission of uplink data in the mobile station are controlled by a relatively low protocol level.